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4.5.2 Prove Triangles Congruent by ASA and AAS. Chapter 4: Congruent Triangles. SWBAT: Summarize Triangle congruence postulates and theorems. You will accomplish this by answering questions on homework and filling in the table on slide 2. Triangle Congruence Postulates and Theorems.
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4.5.2 Prove Triangles Congruent by ASA and AAS Chapter 4: Congruent Triangles SWBAT: Summarize Triangle congruence postulates and theorems. You will accomplish this by answering questions on homework and filling in the table on slide 2
Triangle Congruence Postulates and Theorems • Name the 5 methods we have discussed • Right triangle congruencies: Check P. 252
Name the theorem: SAS • Proof: • CB AD (Given) • BC || AD • ACB CAD (AIA thm) • CA AC (Symmetric Property) • Then • ABC CDA by SAS B C A D
Fill in the necessary information: • Given CB CD, ED EB, CB ED, ____ _____ • Prove: CBD EDB by HL E B F A C D
Fill in the necessary information: • Given AB FD, EF CA, ____ _____ • Prove: ABC FDE by SSS E B F A C D
Homework • P. 253 • 2, 7, 10, 20, 22, 31, 33